| Recognized Veterinary Specialty Organizations (RVSO) |
Number of Diplomates* |
| American Board of Veterinary Practitioners (ABVP) |
844 |
| Avian |
132 |
| Beef Cattle |
14 |
| Canine & Feline |
459 |
| Dairy |
37 |
| Equine |
83 |
| Feline |
76 |
| Food Animal |
21 |
| Swine Health Management |
22 |
| American Board of Veterinary Toxicology (ABVT) |
92 |
| American College of Laboratory Animal Medicine (ACLAM) |
752 |
| American College of Poultry Veterinarians (ACPV) |
274 |
| American College of Theriogenologists (ACT) |
360 |
| American College of Veterinary Anesthesiologists (ACVA) |
185 |
| American College of Veterinary Behaviorists (ACVB) |
46 |
| American College of Veterinary Clinical Pharmacology (ACVCP) |
48 |
| American College of Veterinary Dermatology (ACVD) |
195 |
| American College of Veterinary Emergency & Critical Care (ACVECC) |
293 |
| American College of Veterinary Internal Medicine (ACVIM) |
2,109 |
| Cardiology |
182 |
| Small Animal Internal Medicine |
1,022 |
| Large Animal Internal Medicine |
468 |
| Neurology |
175 |
| Oncology |
240 |
| American College of Veterinary Microbiologists (ACVM) |
158 |
| Bacteriology/Mycology |
37 |
| Immunology |
43 |
| Microbiology |
62 |
| Virology |
60 |
| American College of Veterinary Nutrition (ACVN) |
54 |
| American College of Veterinary Ophthalmologists (ACVO) |
314 |
| American College of Veterinary Pathologists (ACVP) |
1,592 |
| Anatomic Pathology |
1,308 |
| Clinical Pathology |
284 |
| American College of Veterinary Preventive Medicine (ACVPM) |
638 |
| Epidemiology |
62 |
| American College of Veterinary Radiology (ACVR) |
365 |
| Radiation Oncology |
71 |
| American College of Veterinary Surgeons (ACVS) |
1,279 |
| Small Animal |
248 |
| Large Animal |
144 |
| American College of Zoological Medicine (ACZM) |
122 |
| American Veterinary Dental College (AVDC) |
106 |